CCAS are a specialist firm of CDM consultants, founded in 1995 at the inception of the original Construction (Design and Management) Regulations 1994.

CCAS have worked on over 2,000 projects ranging in value from £30,000 to £35 million, in locations around the UK and unlike many companies who offer CDM consultancy services, CCAS also provide construction related health and safety training including providing NEBOSH accredited courses.

In order to assist clients and designers in complying with the Construction (Design and Management) Regulations 2015, Castons can act as Principle Designer with CCAS providing specialist health and safety support services.